tell application "System Events"

   tell application process "Google Chrome"

      tell (first window whose subrole is "AXStandardWindow")

         tell group 1

            tell group "Extensions"

               tell button "1Password"

                  perform action "AXPress"

               end tell

               tell button "Extensity"

                  perform action "AXPress"

               end tell

            end tell

         end tell

      end tell

   end tell

end tell